7200140131 has 2 divisors, whose sum is σ = 7200140132. Its totient is φ = 7200140130.

The previous prime is 7200140113. The next prime is 7200140149. The reversal of 7200140131 is 1310410027.

Together with previous prime (7200140113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (7200140113) and next prime (7200140149).

It is a cyclic number.

It is not a de Polignac number, because 7200140131 - 2⁹ = 7200139619 is a prime.

It is a super-2 number, since 2×7200140131² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7200140099 and 7200140108.

It is not a weakly prime, because it can be changed into another prime (7200540131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3600070065 + 3600070066.

It is an arithmetic number, because the mean of its divisors is an integer number (3600070066).

Almost surely, 2^7200140131 is an apocalyptic number.

7200140131 is a deficient number, since it is larger than the sum of its proper divisors (1).

7200140131 is an equidigital number, since it uses as much as digits as its factorization.

7200140131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 7200140131 is about 84853.6394682043. The cubic root of 7200140131 is about 1930.9912964442.

Adding to 7200140131 its reverse (1310410027), we get a palindrome (8510550158).

The spelling of 7200140131 in words is "seven billion, two hundred million, one hundred forty thousand, one hundred thirty-one".